.gu-mirror {
    position: fixed !important;
    margin: 0 !important;
    z-index: 9999 !important;
    opacity: 0.8;
    -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=80)";
    filter: alpha(opacity=80);
  }

.gu-hide {
display: none !important;
}

.gu-unselectable {
-webkit-user-select: none !important;
-moz-user-select: none !important;
-ms-user-select: none !important;
user-select: none !important;
}

.gu-transit {
opacity: 0.2;
-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=20)";
filter: alpha(opacity=20);
}